chaz bono lost 18 pounds. nancy grace down 23 pounds. and ricki lake lost 20. >> it's a great way to lose weight. >> reporter: it's true. on average, about 250 calories an hour are burned. multiply that by 30 hours a week. an all-new osbourne. 20 pounds down. melting away marie osmond. and a cut and curvy kirstie, down 30. >> you can't recognize the person sometimes after the show is over. >> reporter: it's not just the fancy footwork but a fancy food plan as well. plan called fresh-ology. calorie-controlled, gourmet meals, made with organic ingredients. >> i went on that and the workout plan. i lost 35 pounds in nine weeks. >> it does pay off. superfresh. >> makes me wonder how i danced by way through season eight without it. at a cost of $35 to $50 a day, i needed to be convinced. freshology food. i just got my first delivery. it looks like today, have a nice gourmet breakfast going on. oh, yeah, i can't cook this good. for lunch, a great salad. i'm feeling good. i'm energized. i'm full but not too full. and dinner. it's made my day ve